SUMMARY:

• Over 8+ years of professional experience in developing enterprise web applications using Java/J2EE, JavaScript, and web services technologies.
• Over 2 years of professional experience in Amazon Web Services (AWS) Cloud services like EC2, S3, SQS, SNS, Cloud Watch, EBS, RDS, VPC, and IAM.
• Worked on AGILE/SCRUM based software development projects.
• Experience in developing loosely coupled enterprise java web applications using Spring MVC, Spring Boot, Spring batch frameworks.
• Strong Experience in designing and developing user interface using JavaScript, EXTJS, AngularJS, React JS, AJAX, NodeJS, jQuery, HTML/HTML5, and CSS/CSS3 .
• Diverse experience in utilizing various java tools in a web, and client - server environments including J2SE, J2EE, JSP, Servlets, Java Beans, JSTL.
• Hands on experience in producing and consuming SOAP and RESTful web services using Axis, CXF and Jersey frameworks.
• Strong Experience in Microservices Development using Spring Boot Framework.
• Good understanding in developing single-page applications (SPAs) using various Java Script frame works like Angular JS, React JS, Angular UI Router and Bootstrap.
• Strong experience in core java OOPS concepts, multi-threading and collections framework.
• Persisted data using Java Persistence API ( JPA), Hibernate, JDBC, and Spring JDBC .
• Experience in working Oracle SQL, MySQL, SQL Server, and DB2, Cassandra.
• Written SQL queries, PL/SQL stored procedures and triggers.
• Debugged, tested and validated web services using SoapUI, log4j, JUnit, JMock, firebug, and Postman.
• Working experience in publishing and consuming messages using JMS, Kafka.
• Experienced in creating Amazon EC2 instances and setting up security groups. Configured Elastic Load Balancers with EC2 Auto scaling groups.
• Used Maven, Jenkins, and Shell Scripting to build and deploy the application in UNIX, Windows environment.
• Experience building Spring based Java microservices to support enterprise web application
• Good working experience in Object Oriented Analysis and Design (OOAD) based on Unified Modeling Language (UML), and Design Patterns.
• Implemented Design Patterns such as Front Controller, MVC, Singleton, DAO, Composite View, Abstract factory, Factory method, Business delegate, Adapter, Decorator, and Chain of responsibility etc.
• Good working experience on application servers such as Apache Tomcat, WebLogic, and WebSphere.
• Experience in Test Driven Development (TDD), Behavioral Driven Development (BDD) methodology and Concurrent Programming.
• Participated in agile, sprint meetings requirement analysis, and bug fixes.
• Major strengths are familiarity with multiple software systems, ability to learn quickly new technologies, adapt to new environments.
• Good work ethics, self-motivated, team player, a focused, an adaptive and quick learner with excellent interpersonal, technical and communication skills.

TECHNICAL SKILLS:

Programming Languages: Java, C/C++, Python, groovy.

Scripting Languages: JavaScript, Type Script, Shell Script

Frameworks: Spring MVC, AngularJS, Spring Batch, Spring Boot, Spring JDBC, Hibernate, Jersey, Axis

J2EE Technologies: Servlets, JSP, JDBC, JNDI, JSTL, Java Beans, JMS

Web Technologies: Java Script, AngularJS, Web Services, REST, SOAP, jQuery, AJAX, HTML, JSON, CSS, XML.

Oracle, MySQL, DB2, MS: SQL Server, Mongo DB

Servers: Apache Tomcat, WebLogic, WebSphere

Development & Testing Tools: Eclipse, RAD, SoapUI, Maven, JUnit, JMock, GIT, Log4J, Firebug, Postman

Cloud Services: AWS EC2, S3, SQS, SNS, EBS, Cloud Watch, Cloud Formation, Code Deploy

PROFESSIONAL EXPERIENCE:

Confidential, Missouri

Full Stack Developer

Responsibilities:

• Involved in the life cycle, user interaction, requirement gathering, design, development, testing, and Implementation, prepare business requirement document.
• Creating GUI using HTML5, CSS3, Bootstrap, Angular JS and JavaScript.
• Wrote AngularJS controllers, models, custom directives, filters and views to define dynamic behavior of web page.
• Analysis and Coding of Java components for offers and appointments modules.
• Implemented Spring MVC Dependency Injection for integrating various Java Components.
• Worked on Spring MVC and Persisted data using Hibernate.
• Microservices were being used as a strategy to gradually replace a core monolithic application while still adding business features.
• Developed DAO layer using the Hibernate and to improve performance used caching.
• Produced and consumed RESTful web services using Apache CXF and data through JSON.
• Manipulated the DOM upon user interaction with the use of watchers and event listeners.
• Involved in writing lambda functions (Node JS) to fetch data from AWS S3 buckets to Postgres database.
• Created EC2 instances using cloud formation Templates on AWS.
• Designed and configured the AWS Secure Notification Service (SNS) and Secure Email Service (SES) to work with the clients.
• Develop cloud formation scripts to build on demand EC2 instance formation.
• Implement and maintain the monitoring and alerting of production and corporate servers/storage using Cloud Watch.
• Involved in testing and deployment of the application on WebSphere Application Server during integration and QA testing phase.
• Used Maven to build and deploy applications and helped to deployment for Continuous Integration using Jenkins and Shell script.
• Wrote SQL queries and PL/SQL Stored Procedures for interacting with the Oracle database.
• Was part of production support team to resolve the production incidents.
• Documentation of common problems prior to go-live and while actively in a Production Support role.

Environment: Java 1.8, J2EE, JavaScript, Agile, Spring 3.2, Spring Boot, Hibernate, AngularJS, Node JS, Gulp, AWS, EC2, S3, Postgres, REST, Oracle 12c, Apache CXF, Log4j, JUnit, JIRA, HTML5, CSS3, XML, JSON, AJAX, jQuery, Maven, Jenkins, GIT, Shell Script, PL/SQL, Linux, WebSphere.

Confidential, Deerfield beach, FL

Sr. Java/J2EE Developer

Responsibilities:

• Developed the application using Agile/ Scrum Methodology
• Responsible for creating functional and nonfunctional requirement analysis and design.
• Integrated the Java code (API) in JSP pages and responsible for setting up Angular JS framework for UI development. Developed html views with HTML5, CSS3, bootstrap and AJAX.
• Developed modules and bind controllers with the help of AngularJS directives.
• Developed the application using Spring that leverages the classical Model-View-Controller MVC) architecture.
• Used JavaScript events to manipulate the elements depend on user interactions.
• Used Hibernate modules for backend communication with MySQL database.
• Used Spring Boot for developing microservices for exposing Product domain.
• Developed the REST web service using Jersey.
• Used Jersey API to implement RESTful web service to retrieve JSON response and used Jackson library to parse JSON response.
• Developed Proof of Concept using AWS, Node JS and Mongo DB.
• Involved in writing AWSLambda function using Node JS.
• Worked with the documentation of Migration process, AWS Deployment setup, Application Stack deployments and Troubleshooting Scenarios.
• Worked with various AWS EC2 and S3 CLI tools.
• Used Maven to build and deploy the application on Tomcat server using Shell Script.
• Developed AJAX scripting to process server-side JSP scripting.
• Used Tortoise SVN for version control.
• Used JUnit, JMock and Power Mocks framework for unit testing of application and implemented Test Driven Development (TDD) methodology.
• Validated web services using SoapUI, debugged using postman. Debugged web applications using firebug.

Environment: Java 1.7, J2EE, JavaScript, Agile, Spring, Web Services, REST, Hibernate, AngularJS, Node JS, Jersey, HTML, AJAX, jQuery, JSON, Log4j, JUnit, Jenkins, Maven, SoapUI, Rally, Shell Script, SVN, MySQL, UNIX, Apache Tomcat.

Confidential, Malvern, PA

Java/J2EE Developer

Responsibilities:

• Involved in Analysis, Design, Development, and Testing phases of the project.
• Implemented Spring MVC architecture and Spring Bean Factory using IOCconcepts.
• Implemented Java persistence using Hibernate framework.
• Used SoapUI to validate the web service request/response.
• D esign and development of RESTful APIs for data retrieval from core repositories
• Developed Hibernate mappings and implemented required business logic.
• Used Oracle SQL database and wrote PL/SQL stored procedures.
• Responsible for configuring the WebSphere application server to access the Database by setting up Data source and connection pool.
• Utilized Log4j for a request, response, and error logging.
• Developed unit test cases using JUnit and helped testers in end-to-end testing.
• Involved in deployment of application using ANT and Shell Script.
• Used Jenkins for continuous integration (CI) and continuous delivery (CD).
• Used Maven Build tool for build management
• Responsible for code migration and maintaining code versions, hot fixes using Subversion.
• Co-ordinated with the QA lead for development of test plan, test cases, test code and actual testing responsible for defects allocation and those defects are resolved.
• Implemented technical documentation and middle tier code.

Environment: Java 1.5, Spring, Hibernate, Web Services, SOAP, WSDL, RAD, ANT, JUnit, HTML, JavaScript, JSTL, AJAX, jQuery, XML, JAXB, JAXP, PL/SQL, Oracle, Linux.

Confidential, Texas

Java Developer

Responsibilities:

• Involved in redesign enhancement of call management system which existed in struts to be replaced by spring.
• Developed persistence layer using hibernate to persist data and to manage the data.
• Used agile process to streamline the development process and it includes daily scrum with the team.
• Used spring framework to configure Dependency Injection (IOC) in application components.
• Developed web services in Java and generated SOAP WSDL.
• Used JavaScript to validate fields.
• Implemented AJAX, jQuery APIs to design responsive web pages.
• Developed the application using Spring Framework that leverages the classical Model-View-Controller MVC) architecture.
• Worked on consuming SOAP web services to interact with the third-party applications via SOAP.
• Used JUnit, JMock and Power Mock framework for unit testing of application and implemented Test Driven Development (TDD) methodology.
• Developed the view-controller components using Servlets, JSP, JSF, and JavaScript (jQuery).
• Developed responsive web page using HTML, CSS so it would render similar across all browsers and devices.
• Worked on Eclipse and SVN. Used Log4J for logging and debugging.
• Testing of individual components (unit test) and fix issues to achieve better delivery quality as per customer quality guideline.
• Building application and deployment in servers as per request from the QA team.

Environment: Java/J2EE, Spring, Hibernate, Web Services, SOAP, Axis, Eclipse, XML, HTML, DHTML, Java Script, AJAX, jQuery, ANT, JSTL, JUnit, SVN, MySQL, WebLogic, Linux.

Confidential, New Jersey

Developer/Analyst Programmer

Responsibilities:

• Performed change management and Impact Analysis for introducing the authorization functionality around the existing system.
• Involved in preparing Technical Design Document and User Interface Solution design document.
• Developed XSLTs for new Screens using XML Spy and also used AJAX, Java Scripts for client-side validations.
• Worked on the Struts Actions and validation configuration and used JDBC to persist data.
• Configured JMS queues on WebLogic server to support queuing mechanism for guaranteed delivery.
• Responsible for developing PL/SQL-wrapped JAVA store procedure's that generates an XML file
• Developed PL/SQL's for supporting the data transfer to and from the web application, oracle database.
• Also was responsible for deploying the EJB components on the WebLogic Application server 6.1 and also administering the App Server and doing daily builds using ANT build tool.
• Preparing unit test cases for unit testing the new functionality and supporting ST and UAT till the roll out to production.
• Updated Requirement, Design and Unit Test Plan Documents and adding entries in Change Control logs for any new requirements at the testing stages.

Environment: Java, J2EE JSP, Servlets, PL/SQL, EJB, Oracle SQL, Tomcat, JDBC, Tomcat, WebLogic, Struts, XHTML, CSS, JavaScript, UNIX, ANT.